Home / 141,798.20-212,475.67-89,096.96

Finding the Fourth Proportional to 141,798.20, 212,475.67 and 89,096.96

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Solution

The fourth proportional to 141,798.20, 212,475.67 and 89,096.96 is: 133,506.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,798.20 : 212,475.67 = 89,096.96 : x
  2. Step 2: Convert to fraction form
    141,798.20/212,475.67 = 89,096.96/x
  3. Step 3: Cross multiply
    141,798.20x = 212,475.67 × 89,096.96
  4. Step 4: Simplify right side
    141,798.20x = 18,930,936,579.41
  5. Step 5: Solve for x
    x = 18,930,936,579.41/141,798.20
  6. Step 6: Final answer
    x = 133,506.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.